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authorRageLtMan <rageltman [at] sempervictus>2023-01-29 13:35:01 -0500
committerRageLtMan <rageltman [at] sempervictus>2023-01-29 13:35:01 -0500
commit8e6d765be123be9d937970ee96b7d6d0b5053ed5 (patch)
tree75fdd29fb18886516baa7c541afeff7fec26eba6 /data/live-build-config
parentd5ea780295ef8e8aeefb099ed05f78e7ec180b45 (diff)
downloadvyos-build-8e6d765be123be9d937970ee96b7d6d0b5053ed5.tar.gz
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Resolve resource deadlock for udev iface shuffle
UDEV contains a default rule triggered early-on which renames all NICs by their index to eX, systemd-udevd subsequently renames the eX interface to ethX. Systemd-udevd can fail to rename the iface if it still has resource locks from the prior renaming which then fails to apply all manner of configurations resulting in a booted zombie which cannot handle L3 traffic. Fix the concern by removing 62-temporary-interface-rename.rules from /etc/udev/rules.d during the cleanup hook executed in data/live-build-config/hooks/live/82-cleanup-udev-rules.chroot. Testing: Boot-tested in OpenStack under identical infrastructure-as-code states. Verified DHCP-assigned routes, execution of cloud-init, and configuration stanzas injected through cloud-init applied to the FW and system.
Diffstat (limited to 'data/live-build-config')
-rwxr-xr-xdata/live-build-config/hooks/live/82-cleanup-udev-rules.chroot1
1 files changed, 1 insertions, 0 deletions
diff --git a/data/live-build-config/hooks/live/82-cleanup-udev-rules.chroot b/data/live-build-config/hooks/live/82-cleanup-udev-rules.chroot
index a0173e49..9c0671f3 100755
--- a/data/live-build-config/hooks/live/82-cleanup-udev-rules.chroot
+++ b/data/live-build-config/hooks/live/82-cleanup-udev-rules.chroot
@@ -5,3 +5,4 @@
# Need to delete this rule to prevent overhead on interface creation stage
rm /lib/systemd/network/99-default.link
+rm /etc/udev/rules.d/62-temporary-interface-rename.rules